Overview

overview

10

Static

static

10

a99fb7b3c1...ee.exe

windows7-x64

10

a99fb7b3c1...ee.exe

windows10-2004-x64

3

Sharing

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General

  • Target

    a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee

  • Size

    37KB

  • Sample

    240918-amzeyaselc

  • MD5

    3d24325e0de8ce6ac6e58c6d7b562fb5

  • SHA1

    b47f28320e9bf413506abe27f214f9e8065b5adf

  • SHA256

    a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee

  • SHA512

    85524a3a525ebc9e8af24a65d1c8aebddc59a373ce47123fc26fc7513bf01bf7c51ee5b67b3681569d217b32754a90b204b132ea41a5db7fbb9fbd00ade7c85a

  • SSDEEP

    384:UkujKicgkjn5xL5oyUi8mfF2jfP3lYiEASrAF+rMRTyN/0L+EcoinblneHQM3ep5:ruOf5DUi8o2jfdVEDrM+rMRa8NuBvt

Score
10/10
njratsas595959595959discoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

Sas595959595959

C2

ru.tuna.am:25052

Mutex

4ff16c8fdeb8e3ee81ab4855ac4d97c2

Attributes
  • reg_key

    4ff16c8fdeb8e3ee81ab4855ac4d97c2

  • splitter

    |'|'|

Targets

    • Target

      a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee

    • Size

      37KB

    • MD5

      3d24325e0de8ce6ac6e58c6d7b562fb5

    • SHA1

      b47f28320e9bf413506abe27f214f9e8065b5adf

    • SHA256

      a99fb7b3c1ac48a0501f1c91c578bb6306f69fbfd7afc09dfbcb6a6acb8157ee

    • SHA512

      85524a3a525ebc9e8af24a65d1c8aebddc59a373ce47123fc26fc7513bf01bf7c51ee5b67b3681569d217b32754a90b204b132ea41a5db7fbb9fbd00ade7c85a

    • SSDEEP

      384:UkujKicgkjn5xL5oyUi8mfF2jfP3lYiEASrAF+rMRTyN/0L+EcoinblneHQM3ep5:ruOf5DUi8o2jfdVEDrM+rMRa8NuBvt

    Score
    10/10
    njratsas595959595959discoveryevasionpersistenceprivilege_escalationtrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Tasks